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Finding the Fourth Proportional to 58,628.31, 80,925.44 and 37,407.54

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Solution

The fourth proportional to 58,628.31, 80,925.44 and 37,407.54 is: 51,634.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,628.31 : 80,925.44 = 37,407.54 : x
  2. Step 2: Convert to fraction form
    58,628.31/80,925.44 = 37,407.54/x
  3. Step 3: Cross multiply
    58,628.31x = 80,925.44 × 37,407.54
  4. Step 4: Simplify right side
    58,628.31x = 3,027,221,446.78
  5. Step 5: Solve for x
    x = 3,027,221,446.78/58,628.31
  6. Step 6: Final answer
    x = 51,634.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.